Mar 30, 2013 #1 V vreg Member level 4 Joined Oct 16, 2012 Messages 70 Helped 1 Reputation 2 Reaction score 1 Trophy points 1,288 Activity points 1,935 I need to interface AD0-AD7 of 8086 to pins D0-D7 of 8255. However, the wires cannot be connected directly to the bus. Please help
I need to interface AD0-AD7 of 8086 to pins D0-D7 of 8255. However, the wires cannot be connected directly to the bus. Please help
Mar 30, 2013 #2 P pico Full Member level 6 Joined Sep 30, 2001 Messages 323 Helped 32 Reputation 64 Reaction score 19 Trophy points 1,298 Activity points 1,887 **broken link removed**
Mar 30, 2013 #3 V vreg Member level 4 Joined Oct 16, 2012 Messages 70 Helped 1 Reputation 2 Reaction score 1 Trophy points 1,288 Activity points 1,935 pico said: **broken link removed** Click to expand... I'm sorry, but there don't seem to be any instruction on how to tap off component pins from a bus.
pico said: **broken link removed** Click to expand... I'm sorry, but there don't seem to be any instruction on how to tap off component pins from a bus.
Mar 30, 2013 #4 alexan_e Administrator Joined Mar 16, 2008 Messages 11,888 Helped 2,021 Reputation 4,158 Reaction score 2,031 Trophy points 1,393 Location Greece Activity points 64,371 You need to connect a bus to the existing but and then wires from that to the individual pins. Then add labels for the wire identifiers. Search for the word bus in isis manual
You need to connect a bus to the existing but and then wires from that to the individual pins. Then add labels for the wire identifiers. Search for the word bus in isis manual